<html>
  <head>

  </head>

  <body>

    <div id="con">
      this is con

    </div>

  </body>

  <script>

var t = 0;
var con = document.getElementById('con');
con.onclick = function () {
  setTimeout(function setTimeout1 () {
           con.textContent = t;
   }, 0)
};

  </script>
</html>